John Overdeck Two Sigma Investments
John Overdeck is a co-founder of Two Sigma Investments, one of the world’s leading quantitative and technology-driven investment firms. Two Sigma applies data science, machine learning, and large-scale computing to markets across asset classes. Overdeck’s firm is a central reference point in discussions of modern systematic investing.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$1.84B |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$1.38B |
| 3 |
Apple
AAPL
|
+$1.31B |
| 4 |
Amazon
AMZN
|
+$1.14B |
| 5 |
Tesla
TSLA
|
+$966M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amgen
AMGN
|
+$224M |
| 2 |
VanEck Semiconductor ETF
SMH
|
+$216M |
| 3 |
Procter & Gamble
PG
|
+$215M |
| 4 |
State Street Technology Select Sector SPDR ETF
XLK
|
+$212M |
| 5 |
Eaton
ETN
|
+$197M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 18.76% |
| 2 | Financials | 13.52% |
| 3 | Healthcare | 11.32% |
| 4 | Industrials | 11.3% |
| 5 | Consumer Discretionary | 10.01% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3126
CVRx
CVRX
$89.8M
| $1.08M | ﹤0.01% |
114,167
+89,711
| +367% | +$656K |
|
|
GGN
3127
GAMCO Global Gold, Natural Resources & Income Trust
GGN
$890M
| $1.08M | ﹤0.01% |
+202,518
| New | +$1.1M |
|
3128
CALL
Chewy
CHWY
$10.1B
| $1.08M | ﹤0.01% |
39,900
-6,100
| -13% | -$170K |
|
3129
AudioCodes
AUDC
$237M
| $1.08M | ﹤0.01% |
127,997
+48,240
| +60% | +$391K |
|
3130
PUT
Cummins
CMI
$78.8B
| $1.08M | ﹤0.01% |
+2,000
| New | +$1.13M |
|
3131
CALL
Starbucks
SBUX
$121B
| $1.08M | ﹤0.01% |
12,000
-31,900
| -73% | -$3.02M |
|
|
3132
PUT
Starbucks
SBUX
$121B
| $1.08M | ﹤0.01% |
12,000
-26,700
| -69% | -$2.53M |
|
3133
WisdomTree US SmallCap Earnings Fund
EES
$721M
| $1.07M | ﹤0.01% |
18,500
+8,400
| +83% | +$496K |
|
3134
Gevo
GEVO
$418M
| $1.07M | ﹤0.01% |
392,770
+354,796
| +934% | +$735K |
|
3135
Madison Square Garden
MSGE
$3.81B
| $1.07M | ﹤0.01% |
+18,200
| New | +$1.08M |
|
3136
PUT
Kimberly-Clark
KMB
$36.9B
| $1.07M | ﹤0.01% |
+11,100
| New | +$1.14M |
|
3137
PUT
Boot Barn
BOOT
$4.84B
| $1.07M | ﹤0.01% |
+7,300
| New | +$1.32M |
|
3138
Companhia Siderúrgica Nacional
SID
$1.35B
| $1.07M | ﹤0.01% |
861,394
-1,074,472
| -56% | -$1.75M |
|
3139
Fulcrum Therapeutics
FULC
$295M
| $1.07M | ﹤0.01% |
+139,000
| New | +$1.29M |
|
3140
State Street SPDR S&P Health Care Services ETF
XHS
$213M
| $1.06M | ﹤0.01% |
+10,600
| New | +$1.13M |
|
|
B
3141
CALL
Barrick Mining
B
$80.4B
| $1.06M | ﹤0.01% |
+26,000
| New | +$1.2M |
|
3142
Radiant Logistics
RLGT
$403M
| $1.06M | ﹤0.01% |
150,300
+15,473
| +11% | +$109K |
|
3143
Equity Bancshares
EQBK
$1.02B
| $1.06M | ﹤0.01% |
23,853
+1,026
| +4% | +$46.7K |
|
3144
Limbach Holdings
LMB
$500M
| $1.06M | ﹤0.01% |
13,537
+8,747
| +183% | +$736K |
|
3145
MiMedx Group
MDXG
$633M
| $1.06M | ﹤0.01% |
267,297
+48,362
| +22% | +$244K |
|
3146
Monarch Casino & Resort
MCRI
$2.22B
| $1.05M | ﹤0.01% |
+11,035
| New | +$1.05M |
|
3147
The RMR Group
RMR
$336M
| $1.05M | ﹤0.01% |
68,191
-16,387
| -19% | -$266K |
|
3148
CALL
HP
HPQ
$27B
| $1.05M | ﹤0.01% |
54,900
+35,900
| +189% | +$698K |
|
3149
Celsius Holdings
CELH
$8.94B
| $1.05M | ﹤0.01% |
29,724
-418,413
| -93% | -$19.8M |
|
3150
PUT
Beyond Meat
BYND
$244M
| $1.05M | ﹤0.01% |
49,960
-43,080
| -46% | -$1.03M |
|
Similar funds
John Overdeck's Q1 2026 Portfolio in Review
As of Q1 2026, John Overdeck held 5,070 positions worth $124B, up 75% from $70.9B the previous quarter. Its ten largest holdings account for 9.4% of the portfolio.
John Overdeck deployed $54.2B of net new capital in Q1 2026, opening 1,038 new positions and adding to 2,050 existing holdings. Its largest new stake was Broadcom: 2,225,253 shares worth $689M.
By sector, the portfolio is most concentrated in Technology at 19% of assets, up from 16% a quarter earlier, followed by Financials and Healthcare.
On the sell side, the largest reduction was Amgen, an estimated $224M trimmed.
- John Overdeck's largest Q1 2026 buy was Broadcom: 2,225,253 shares worth $689M.
- John Overdeck added most to NVIDIA in Q1 2026, an estimated $1.84B increase.
- John Overdeck's biggest Q1 2026 reduction was Amgen, cutting an estimated $224M.
- John Overdeck fully exited First Trust Dow Jones Internet Index Fund ETF in Q1 2026, selling an estimated $82.2M.
- John Overdeck's ten largest holdings make up 9.4% of its $124B portfolio in Q1 2026.
- John Overdeck opened 1,038 new positions and closed 524 in Q1 2026.
- John Overdeck's portfolio value rose 75% quarter-over-quarter to $124B.
Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.